CN101860570B - Method and system for backuping and restoring user data of mobile terminal - Google Patents

Abstract

The invention discloses a method for backing up and restoring user data of a mobile terminal, wherein the method for backing up user data of a mobile terminal includes: after receiving an instruction for backing up user data sent by a server, the mobile terminal reads the user data, and stores the user data The data is saved in the mirror area, and then returns a response of successful backup; after the server receives the response of successful backup, it sends a data transmission command to the mobile terminal, and the mobile terminal sends the user data stored in the mirror area to the server according to the data transmission command , and save it to the server. In the present invention, by saving the user data that needs to be backed up or the user data that needs to be restored to the mirror area, and then the server backs up the user data in the mirror area, or the mobile terminal reads the user data in the mirror area to restore, reducing The IO interaction between the server and the mobile terminal improves the operation speed and achieves the purpose of efficiently backing up and restoring mobile terminal user data.

Description

A method and system for backing up and restoring mobile terminal user data

technical field

The invention relates to the technical field of communications, in particular to a method and system for backing up and restoring mobile terminal user data.

Background technique

With the development of mobile communication technology and the widespread popularization of mobile terminals, the role of mobile terminals in people's lives has become increasingly important, and their functions have become increasingly rich. There have also been various changes in the application of mobile terminals. In order to cope with this change , and it is convenient for users to operate the mobile phone. The backup and restore functions set by users are more and more widely used in mobile terminals. Therefore, how to realize the convenient and fast backup and recovery of user data on mobile terminals has become a common concern of operators and users. question.

Various user data in the mobile terminal, that is, various setting items are often stored in the form of non-volatile value (Nonvolatile Value, NV) items. If user data needs to be backed up or restored, it is often necessary to read each The value of an NV item, the operation is cumbersome and inefficient.

In the prior art, the backup or recovery of user data is realized by reading and writing the relevant NV item value through a server (such as a computer), and has been widely used, but this method has the following disadvantages:

First of all, the backup or recovery of user data takes a long time. By reading and writing the value of the NV item of the mobile terminal to poll the NV item that needs to be backed up, especially when multiple NV items need to be backed up, the efficiency will be relatively high. Low; Secondly, the security of the operation is poor. When backing up or restoring user data, the mobile terminal needs to be connected to the PC, and in the case of reading and writing the NV items of the mobile terminal for a long time, if the server connection fails, it may cause mobile The operation of the terminal is not completed, so that the value of the NV item that needs to be backed up by the mobile terminal may change or cause errors in backup or recovery operations.

Contents of the invention

The purpose of the present invention is to provide a method and system for backing up and restoring mobile terminal user data, which can better solve the problem of low efficiency in the process of backing up and restoring mobile terminal user data through a server in the prior art.

According to one aspect of the present invention, there is provided a method for backing up mobile terminal user data, said method comprising the following steps:

After the mobile terminal receives the instruction of backing up user data sent by the server, it reads the user data, and saves the user data in the mirror area, and then returns a response that the backup is successful;

After the server receives the backup success response, it sends a data transmission command to the mobile terminal, and the mobile terminal sends the user data stored in the mirror area to the server according to the data transmission command, and save it on the server.

According to another aspect of the present invention, there is provided a method for recovering mobile terminal user data, said method comprising the following steps:

The server sends the user data to the mobile terminal according to the data file instruction that needs to be restored input by the user, and the mobile terminal saves the user data in the mirror area, and returns a response that saves successfully;

After receiving the response that the storage is successful, the server sends a user data restoration instruction to the mobile terminal, and the mobile terminal restores the user data temporarily saved in the mirror area for restoration according to the user data restoration instruction .

According to another aspect of the present invention, a system for backing up and restoring mobile terminal user data is provided, the system includes a mobile terminal and a server, and the mobile terminal includes:

The mirror area is used to temporarily save user data for backup and recovery;

The data backup module is configured to save the user data used for backup in the mirror area after receiving the user data backup instruction sent by the server, return a backup success response, and After successfully responding to sending a data backup command, back up the user data temporarily stored in the mirror area to the server;

The data recovery module is configured to receive user data backed up in the server, temporarily save it as user data for recovery in the mirror area, and return a save success response, upon receiving the server according to the After the storage succeeds in responding to the user data recovery instruction sent, the user data temporarily stored in the mirror area for recovery is recovered.

Compared with the prior art, the beneficial effect of the present invention is that: by saving the user data that needs to be backed up or the user data that needs to be restored in the mirror area, then the server backs up the user data in the mirror area, or the mobile terminal reads the The user data in the mirror area is restored, which reduces the IO interaction between the server and the mobile terminal, improves the operation speed, and achieves the purpose of efficiently backing up and restoring the user data of the mobile terminal.

Description of drawings

Fig. 1 is a flow chart of a method for backing up mobile terminal user data provided by an embodiment of the present invention;

FIG. 2 is a flow chart of a method for restoring user data of a mobile terminal provided by an embodiment of the present invention;

Fig. 3 is a structural block diagram of a system for backing up and restoring mobile terminal user data provided by an embodiment of the present invention.

Detailed ways

The preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described below are only used to illustrate and explain the present invention, and are not intended to limit the present invention.

Fig. 1 has shown a kind of method process of backup mobile terminal user data provided by the embodiment of the present invention, as shown in Fig. 1, described method comprises the following steps:

The mobile terminal is connected to the server, and the server controls and manages the mobile terminal and prepares for user data backup. The mobile terminal can be connected to the server through a serial or parallel port. Output, SIO) module realizes the control and management of the mobile terminal, initializes the control module and management module of the mobile terminal, checks whether each module is normal, if so, proceeds to the next step, and displays that the mobile terminal and the server have been connected normally, otherwise, gives a warning ;

The server sends an instruction to the mobile terminal to make the mobile terminal offline.

The server sends a configuration command to the mobile terminal. In the embodiment of the present invention, the server can send a command to the mobile terminal by means of an AT command or a Diag command. After receiving the configuration command, the mobile terminal obtains the user data that needs to be backed up NV item, and return a configuration success response to the server, for example, when the user chooses to back up the address book of the mobile terminal, the server sends a configuration command to the mobile terminal, and after receiving the configuration command, the mobile terminal obtains the address book data stored in it. NV item.

The mobile terminal returns a configuration success response to the server.

After receiving the response that the configuration is successful, the server sends an instruction to back up user data to the mobile terminal.

After receiving the instruction of backing up user data, the mobile terminal reads the obtained value of the NV item as user data, that is, the user NV data, and saves the read user NV data in the mirror area. In this step, after the above-mentioned user NV data is saved to the mirror area, the identity code (International Mobile Equipment Identity, IMEI) of the international mobile equipment of the mobile terminal can also be read and stored in the user NV data in the mirror area Afterwards, the user NV data and IMEI are calculated, and the integrity verification data is stored after the IMEI data, and finally the user NV data, IMEI and integrity verification data stored in the mirror area are reserved. After the compression algorithm is processed and stored in the mirror area, the mobile terminal returns a backup success response to the server.

After receiving the above-mentioned response of successful backup, the server sends a data transmission command to the mobile terminal.

The mobile terminal sends the user data stored in the mirror area to the server according to the data transmission command.

The server performs an integrity check on the received user data, and saves the user data to the server according to the save path input by the user after the check is passed.

The server sends a clearing instruction to the mobile terminal, and the mobile terminal clears the user data stored in the mirror area according to the received clearing command.

The mobile terminal returns a backup completion response, and the server returns a backup success prompt to the user according to the received backup completion response, and records it.

It should be understood that if any of the above steps does not run normally, the server will prompt the user for failure and notify the user of the reason for the failure.

Fig. 2 has shown the flow of a kind of method recovery mobile terminal user data provided by the embodiment of the present invention, as shown in Fig. 2, described method comprises the following steps:

The mobile terminal is connected to the server, and the server controls and manages the mobile terminal and prepares for user data recovery. The mobile terminal can be connected to the server through a serial or parallel port. Output, SIO) module realizes the control and management of the mobile terminal, initializes the control module and management module of the mobile terminal, checks whether each module is normal, if so, proceeds to the next step, and displays that the mobile terminal and the server have been connected normally, otherwise, gives a warning ;

The server sends an instruction to the mobile terminal to make the mobile terminal offline, and reads the IMEI of the mobile terminal.

The server selects information according to the data file input by the user and reads the user data to be restored. After processing according to the predetermined decompression algorithm, the integrity check is performed on the decompressed data. When the check is passed, the read The IMEI stored in the data file is compared with the IMEI of the currently connected mobile terminal, and when the comparison result is consistent, the user NV data and integrity check data are sent to the mobile terminal. In this step, the user can select the data file to be restored according to the backup time of the data file, which can well protect user data in different periods and improve user experience.

The mobile terminal temporarily saves the received user data in the mirror area, and returns a response of successful saving.

After receiving the response that the storage is successful, the server sends the user data recovery instruction to the mobile terminal.

The mobile terminal reads the user data stored in the mirror area according to the instruction for restoring user data, and performs an integrity check on the user data. After the check is passed, the user NV data is set in the corresponding NV item .

The mobile terminal clears the user NV data and integrity verification data temporarily stored in the mirror area, and returns a recovery success response and restarts the mobile terminal after a delay.

The server returns a recovery success prompt to the user according to the recovery success response, and notifies the user that the mobile terminal will be restarted, and records it.

It should be understood that if any of the above steps does not run normally, the server will prompt the user that the recovery fails, and will notify the user of the reason for the failure.

Fig. 3 has shown the structure of a kind of system of backing up and restoring mobile terminal user data provided by the embodiment of the present invention, as shown in Fig. line or parallel port, wherein the mobile terminal 10 can be a mobile phone, a personal digital assistant (Personal Digital Assistant, PDA), etc., and the server can be a computer or the like. The mobile terminal 10 includes a mirror area 11 , a data backup module 12 and a data recovery module 14 . The server 20 includes a backup and recovery module 21 , a log module 22 and a security verification module 23 .

The mobile terminal 10 is connected to the server 20 through a serial or parallel port, and the server 20 controls and manages the mobile terminal 10 and prepares user data backup and recovery. , SIO) module realizes the control management to mobile terminal 10, initializes the control module and the management module of mobile terminal, check whether each module is normal, if so, carry out the next step operation, and display mobile terminal 10 and server 20 are connected normally, otherwise, Warning.

When the user data of the mobile terminal needs to be backed up, the backup recovery module 21 of the server 20 sends an instruction to the mobile terminal 10 to make the mobile terminal 10 offline. The backup recovery module 21 sends configuration instructions to the data backup module 12. After receiving the configuration instructions, the data backup module 12 obtains the NV item as user data, and returns a configuration success response to the backup recovery module 21. After receiving the configuration success response, the backup recovery module 21 sends an instruction to back up user data to the data backup module 12 . The data backup module 12 reads the value of the NV item of the above-mentioned acquisition as user data, that is, the user NV data, and temporarily saves the user NV data obtained by reading into the mirror area 11, and then the data backup module 12 reads the mobile terminal 10 of the IMEI, and temporarily save it after the user NV data in the mirror area 11, the data backup module 12 calculates the user NV data and IMEI, and obtains that the integrity check data is stored in the IMEI data after. The data backup module 12 carries out predetermined compression algorithm processing to the user NV data, IMEI and integrity check data stored in the mirror area, and saves it in the mirror area, and the data backup module 12 returns a backup success response to the backup recovery module 21. After the backup recovery module 21 receives the above-mentioned backup success response, it sends a data transmission command to the data backup module 12 .

The data backup module 12 sends the user data temporarily stored in the mirror area 11 to the backup recovery module 21 according to the data transmission command. The safety verification module 23 performs integrity verification on the user data received by the backup restoration module 21, and when the verification is passed, saves the user data to the server according to the storage path input by the user, and drives the backup restoration module 21 to send an empty command To the data backup module 12, the data backup module 12 clears the user data temporarily stored in the mirror area 11 according to the clearing instruction received, and then the data backup module 12 returns a backup completion response, and the backup recovery module 21 completes the backup according to the received backup. In response, a prompt of successful backup is returned to the user, and the result of successful backup of user data is recorded through the log module 22 .

It should be understood that if any functional module of the above-mentioned mobile terminal 10 is not working properly, the data backup module 12 will send the backup user data failure information and failure reasons to the backup recovery module 21, and the backup recovery module 21 will make a failure prompt to the user, And record the result and reason of backup user data failure through log module 22.

When it is necessary to restore the user data of the mobile terminal, the backup recovery module 21 of the server 20 sends an instruction to the mobile terminal 10 to make the mobile terminal offline, and reads the IMEI of the mobile terminal 10 . The backup restoration module 21 reads the user data to be restored according to the data file selection information input by the user, and after processing according to a predetermined decompression algorithm, the safety verification module 23 performs integrity verification on the decompressed data , when the verification is passed, the backup recovery module 21 reads the IMEI stored in the data file and compares it with the IMEI of the mobile terminal 10, and when the two are consistent, the user NV data and the integrity verification data are sent To the data recovery module 13 of the mobile terminal 10. The data restoration module 13 temporarily saves the received user data in the mirror area 11, and returns a response of successful saving. After the backup restoration module 21 receives the response that the storage is successful, it sends the user data restoration instruction to the data restoration module 13 .

The data recovery module 13 reads the user data temporarily stored in the mirror area 11 according to the user data recovery instruction, that is, user NV data and integrity check data, and the data recovery module 13 performs integrity check on the user data After the verification is passed, the data recovery module 13 sets the user NV data into the corresponding NV item. The data restoration module 13 clears the user data temporarily stored in the mirror area 11, returns a response of successful restoration and restarts the mobile terminal 10 after a delay. The backup recovery module 21 returns a recovery success prompt to the user according to the recovery success response, and notifies the user that the mobile terminal will be restarted, and records the result of successful recovery of user data through the log module 22 .

It should be understood that if any functional module of the above-mentioned mobile terminal 10 is not normal, the data recovery module 13 will send the failure information and failure reasons of the user data recovery to the backup and recovery module 21, and the backup and recovery module 21 will make a failure prompt to the user, and The result and reason of the failure to restore user data are recorded through the log module 22 .

In summary, the present invention saves the user data that needs to be backed up or the user data that needs to be restored to the mirror area, and then the server backs up the user data in the mirror area, or the mobile terminal reads the user data in the mirror area to restore , reduce the IO interaction between the server and the mobile terminal, improve the operation speed, and use the predetermined compression and decompression algorithm to calculate and complete the user data, enhance the security and reliability, and achieve efficient and safe backup The purpose of recovering data of mobile terminal users is low cost and flexible and convenient to use.

Although the present invention has been described in detail above, the present invention is not limited thereto, and various modifications can be made by those skilled in the art based on the principle of the present invention. Therefore, any modifications made according to the principles of the present invention should be understood as falling within the protection scope of the present invention.

Claims (11)

1. a method that backs up user data of mobile terminal, is characterized in that, described method comprises the steps:

A, server send the instruction of backup user data to mobile terminal;

B. mobile terminal receives after the instruction of backup user data of server transmission, by reading the value of its NV item previously having obtained according to the configuration-direct of server, obtain user data, and described user data is saved in to the MIRROR SITE of mobile terminal, then return to successfully response of backup;

C. described server receives after the successful response of described backup, sends data transfer command to described mobile terminal;

D, described mobile terminal receive after the data transfer command of server transmission, according to described data transfer command, the user data that is kept at described MIRROR SITE are sent to described server, and are saved on described server;

Wherein, described NV is non-volatile numerical value.

2. method according to claim 1, it is characterized in that, described user data comprises: user NV data, International Mobile Equipment Identity code IMEI and by user NV data and IMEI are carried out to the completeness check data that integrality calculates, wherein said user NV data, IMEI and completeness check data are kept in MIRROR SITE successively.

3. method according to claim 2, is characterized in that, described server carries out completeness check to user data, and after completeness check passes through, user data is saved on described server.

4. according to the method described in claims 1 to 3 any one, it is characterized in that, after described step D, also comprise the steps:

Described server sends flush instructions to described mobile terminal, described mobile terminal empties according to the flush instructions receiving the user data that is kept at MIRROR SITE, and return and backed up response, described server completes response according to described backup and returns to backup to user and successfully point out.

5. a method for backup and recovery user data of mobile terminal, is characterized in that, described method comprises:

A, according to the method for the backup user data of mobile terminal described in claim 1-4 any one, user data is saved in server;

The user data that B, recovery are backed up, specifically comprises:

The data file instruction that B1, described server recover according to the needs of user's input, sends to mobile terminal by preserved user data;

The user data that B2, described mobile terminal send server is saved in the MIRROR SITE of mobile terminal, and returns and preserve successfully response;

B3, described server receive after the successful response of described preservation, send user data and recover instruction to described mobile terminal;

The user data that B4, described mobile terminal receive server transmission recovers, after instruction, to recover instruction according to described user data, recovers the interim user data for recovering of preserving of described MIRROR SITE.

6. method according to claim 5, is characterized in that, described user data comprises user NV data, International Mobile Equipment Identity code IMEI and completeness check data; Described server carries out completeness check to described user data, when verification by after read IMEI in described user data and the IMEI of described mobile terminal compares; In the time that the IMEI of the IMEI in described user data and described mobile terminal is consistent, described user NV data and completeness check data are sent to described mobile terminal.

7. method according to claim 6, is characterized in that, described mobile terminal carries out completeness check to the user data being kept in described MIRROR SITE, after verification is passed through, described user NV data is set in corresponding NV item.

8. according to the method described in claim 5 to 7 any one, it is characterized in that, after described step B4, also comprise the steps:

Described mobile terminal empties the user data being kept in described MIRROR SITE, and returns and be successfully recovered response, described server according to described in be successfully recovered response and return and be successfully recovered prompting to user.

9. a system for backup and recovery user data of mobile terminal, described system comprises mobile terminal and server, it is characterized in that, described mobile terminal comprises:

MIRROR SITE, for the interim user data of preserving for backing up and recovering;

Data backup module, for receiving after the instruction of the backup user data that described server sends, by reading the value of the NV item previously obtaining according to the configuration-direct of server, obtain user data, and obtained user data is saved in described MIRROR SITE, return to backup success response, and send after data backup order according to described backup success response at described server, the user data backup that is kept at described MIRROR SITE temporarily to described server;

Data recovery module, for receiving the user data of backup at described server, the user data setting it as for recovering is saved in described MIRROR SITE temporarily, and return and preserve successfully response, receiving that described server successfully responds according to described preservation after the user data recovery instruction of transmission, recovers the interim user data for recovering of preserving of described MIRROR SITE;

Wherein, described NV is non-volatile numerical value.

10. system according to claim 9, is characterized in that, described user data comprises: user NV data, International Mobile Equipment Identity code IMEI and by user NV data and IMEI are carried out to the completeness check data that integrality calculates.

11. systems according to claim 10, it is characterized in that, recover the interim user data for recovering of preserving of described MIRROR SITE and be specially: user data is carried out to completeness check, after verification is passed through, read user NV data, and user NV data are set in NV item.